Home / 15,962,363.62-22,028,061.73-8,620,196.35

Finding the Fourth Proportional to 15,962,363.62, 22,028,061.73 and 8,620,196.35

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Solution

The fourth proportional to 15,962,363.62, 22,028,061.73 and 8,620,196.35 is: 11,895,870.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962,363.62 : 22,028,061.73 = 8,620,196.35 : x
  2. Step 2: Convert to fraction form
    15,962,363.62/22,028,061.73 = 8,620,196.35/x
  3. Step 3: Cross multiply
    15,962,363.62x = 22,028,061.73 × 8,620,196.35
  4. Step 4: Simplify right side
    15,962,363.62x = 189,886,217,245,900.03
  5. Step 5: Solve for x
    x = 189,886,217,245,900.03/15,962,363.62
  6. Step 6: Final answer
    x = 11,895,870.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.